86490910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{1109}}^1$

素因数の和:1836

約数の個数: 32

約数和(自身を含む): 170229600

約数和(自身を除く): 83738690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 709, 1109, 1418, 2218, 3545, 5545, 7090, 7799, 11090, 12199, 15598, 24398, 38995, 60995, 77990, 121990, 786281, 1572562, 3931405, 7862810, 8649091, 17298182, 43245455, 86490910]

約数ペア:

[(1, 86490910), (2, 43245455), (5, 17298182), (10, 8649091), (11, 7862810), (22, 3931405), (55, 1572562), (110, 786281), (709, 121990), (1109, 77990), (1418, 60995), (2218, 38995), (3545, 24398), (5545, 15598), (7090, 12199), (7799, 11090)]